package com.sls.mall.seckill.scheduled;

import com.sls.mall.seckill.service.SeckillService;
import lombok.extern.slf4j.Slf4j;
import org.redisson.api.RLock;
import org.redisson.api.RedissonClient;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Service;

import java.util.concurrent.TimeUnit;

/**
 * 秒杀商品定时上架
 *  每天晚上3点，上架最近三天需要三天秒杀的商品
 *  当天00:00:00 - 23:59:59
 *  明天00:00:00 - 23:59:59
 *  后天00:00:00 - 23:59:59
 */
@Slf4j
@Service
public class SeckillSkuScheduled {

    private final String upload_lock = "seckill:upload:lock";

    @Autowired
    RedissonClient redissonClient;
    @Autowired
    SeckillService seckillService;


    /**
     * 每天0点执行
     */
    @Scheduled(cron = "0 * * * * ?")
    public void uploadSeckillSkuLatest3Days(){
        RLock lock = redissonClient.getLock(upload_lock);
        lock.lock(10, TimeUnit.SECONDS);
        try {
            seckillService.uploadSeckillSkuLatest3Days();
        } catch (Exception e){
            log.error("定时上架产品异常：", e);
        } finally {
            lock.unlock();
        }
    }
}
